RU2045328C1 - Способ изготовления многослойной пористой политетрафторэтиленовой мембраны - Google Patents
Способ изготовления многослойной пористой политетрафторэтиленовой мембраны Download PDFInfo
- Publication number
- RU2045328C1 RU2045328C1 SU904894073A SU4894073A RU2045328C1 RU 2045328 C1 RU2045328 C1 RU 2045328C1 SU 904894073 A SU904894073 A SU 904894073A SU 4894073 A SU4894073 A SU 4894073A RU 2045328 C1 RU2045328 C1 RU 2045328C1
- Authority
- RU
- Russia
- Prior art keywords
- ptfe
- layer
- multilayer
- powder
- membrane
- Prior art date
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 86
- -1 polytetrafluoroethylene Polymers 0.000 title claims abstract description 14
- 239000012528 membrane Substances 0.000 title claims description 82
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000004810 polytetrafluoroethylene Substances 0.000 title abstract description 85
- 239000000843 powder Substances 0.000 claims abstract description 82
- 238000005096 rolling process Methods 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 31
- 239000010687 lubricating oil Substances 0.000 claims description 14
- 229920000642 polymer Polymers 0.000 claims description 14
- 239000000314 lubricant Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004065 semiconductor Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract 4
- 239000010410 layer Substances 0.000 description 73
- 239000011148 porous material Substances 0.000 description 40
- 239000010408 film Substances 0.000 description 28
- 239000002245 particle Substances 0.000 description 21
- 238000001125 extrusion Methods 0.000 description 20
- 239000011265 semifinished product Substances 0.000 description 13
- 239000000835 fiber Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 230000035699 permeability Effects 0.000 description 7
- 239000011164 primary particle Substances 0.000 description 7
- 230000008018 melting Effects 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 239000002657 fibrous material Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000011163 secondary particle Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000002473 artificial blood Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012772 electrical insulation material Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1212—Coextruded layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/30—Polyalkenyl halides
- B01D71/32—Polyalkenyl halides containing fluorine atoms
- B01D71/36—Polytetrafluoroethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
- B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Laminated Bodies (AREA)
- Molding Of Porous Articles (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1320273A JPH078926B2 (ja) | 1989-12-07 | 1989-12-07 | ポリテトラフルオロエチレン複層多孔膜の製造方法 |
JP1-320273 | 1989-12-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2045328C1 true RU2045328C1 (ru) | 1995-10-10 |
Family
ID=18119663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU904894073A RU2045328C1 (ru) | 1989-12-07 | 1990-12-06 | Способ изготовления многослойной пористой политетрафторэтиленовой мембраны |
Country Status (12)
Country | Link |
---|---|
US (1) | US5064593A (fr) |
EP (1) | EP0433787B1 (fr) |
JP (1) | JPH078926B2 (fr) |
KR (1) | KR0150640B1 (fr) |
CN (1) | CN1030690C (fr) |
AU (1) | AU623068B2 (fr) |
BR (1) | BR9006236A (fr) |
CA (1) | CA2031827C (fr) |
DE (1) | DE69019694T2 (fr) |
ES (1) | ES2075123T3 (fr) |
PL (1) | PL165872B1 (fr) |
RU (1) | RU2045328C1 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6127486A (en) * | 1996-09-19 | 2000-10-03 | W. L. Gore & Associates, Gmbh | Co-continuous blend of a fluoropolymer and a thermoplastic and method |
US6218000B1 (en) | 1995-12-01 | 2001-04-17 | Christiane Rudolf | Microporous polytetrafluoroethylene (PTFE) bodies with filler |
RU2470701C2 (ru) * | 2007-08-24 | 2012-12-27 | Вламсе Инстеллинг Вор Технологис Ондерзук (Вито) | Полимерные мембраны с наполнителем, применение и способ производства |
RU2786882C1 (ru) * | 2020-11-05 | 2022-12-26 | Чайна Сри Годжес Корпорейшн | Способ повышения прочности мембраны на основе политетрафторэтилена (птфэ) посредством высокотемпературной микроэвтектики под высоким линейным давлением |
Families Citing this family (78)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5225131A (en) * | 1989-12-07 | 1993-07-06 | Daikin Industries, Ltd. | Process for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structure |
JP3116410B2 (ja) * | 1991-04-11 | 2000-12-11 | 住友電気工業株式会社 | 着色ポリテトラフルオロエチレン多孔質体の製造方法 |
US5217666A (en) * | 1991-05-29 | 1993-06-08 | Daikin Industries Ltd. | Process for producing porous polytetrafluoroethylene film |
ES2038556B1 (es) * | 1991-12-23 | 1994-02-16 | Univ Cantabria | Proceso de tratamiento biologico de aguas residuales basado en una biopelicula desarrollada sobre un soporte permeable a gases. |
ATE182187T1 (de) * | 1992-03-13 | 1999-07-15 | Atrium Medical Corp | Gegenstände aus expandiertem fluorpolymer (z. b. polytetrafluorethylen) mit komtrolliert eingestellter porosität, sowie seine herstellung |
DE69327041T2 (de) * | 1992-07-30 | 2000-04-13 | Daikin Ind Ltd | Poroeses polytetrafluorethylen-material und verfahren zur herstellung |
US5453235A (en) * | 1993-01-29 | 1995-09-26 | Impra, Inc. | Method of forming dual porosity FTFE tubes by extrusion of concentric preforms |
DE4308368C2 (de) * | 1993-03-16 | 1997-05-22 | Gore & Ass | Poröses Polytetrafluorethylen (PTFE) sowie ein Verfahren zu seiner Herstellung |
US5399307A (en) * | 1993-06-18 | 1995-03-21 | Dalton; Robert E. | Methods of compression molding two or more polytetrafluoroethylene resin layers |
AT399507B (de) * | 1993-07-30 | 1995-05-26 | Chemiefaser Lenzing Ag | Bikomponentenformkörper aus polytetrafluorethylen (ptfe) und verfahren zu seiner herstellung |
US5393929A (en) * | 1993-11-23 | 1995-02-28 | Junkosha Co. Ltd. | Electrical insulation and articles thereof |
JP3003500B2 (ja) * | 1994-04-28 | 2000-01-31 | ダイキン工業株式会社 | ポリテトラフルオロエチレン複合多孔膜 |
ATE233333T1 (de) * | 1994-06-30 | 2003-03-15 | Daikin Ind Ltd | Voluminöse langfaser und split-garn aus polytetrafluorethyten, verfahren zu ihreherstellung und herstellung von baumwollähnlichem material unter verwendung dieser faser und dieses garns und stoff für staubfilter |
WO1996009157A1 (fr) * | 1994-09-23 | 1996-03-28 | Impra, Inc. | Greffe vasculaire contenant du carbone et son procede de fabrication |
US5800512A (en) * | 1996-01-22 | 1998-09-01 | Meadox Medicals, Inc. | PTFE vascular graft |
US6428571B1 (en) * | 1996-01-22 | 2002-08-06 | Scimed Life Systems, Inc. | Self-sealing PTFE vascular graft and manufacturing methods |
TW438679B (en) * | 1996-08-09 | 2001-06-07 | Daikin Ind Ltd | Filter medium and air filter unit using the same |
US6010529A (en) | 1996-12-03 | 2000-01-04 | Atrium Medical Corporation | Expandable shielded vessel support |
US5925074A (en) | 1996-12-03 | 1999-07-20 | Atrium Medical Corporation | Vascular endoprosthesis and method |
JP2000079332A (ja) * | 1998-07-08 | 2000-03-21 | Nitto Denko Corp | エアフィルタ用ろ材 |
US6517571B1 (en) | 1999-01-22 | 2003-02-11 | Gore Enterprise Holdings, Inc. | Vascular graft with improved flow surfaces |
US6342294B1 (en) * | 1999-08-12 | 2002-01-29 | Bruce G. Ruefer | Composite PTFE article and method of manufacture |
US6454744B1 (en) * | 1999-12-23 | 2002-09-24 | Tfx Medical, Inc. | Peelable PTFE sheaths and methods for manufacture of same |
US6616876B1 (en) | 2000-10-03 | 2003-09-09 | Atrium Medical Corporation | Method for treating expandable polymer materials |
US6923927B2 (en) * | 2000-10-03 | 2005-08-02 | Atrium Medical Corporation | Method for forming expandable polymers having drugs or agents included therewith |
DE10061936A1 (de) * | 2000-12-13 | 2002-07-04 | Valentin Kramer | Gegenstand aus ePTFE und Verfahren zum Herstellen desselben |
CN100422741C (zh) * | 2003-03-27 | 2008-10-01 | 泰尔茂株式会社 | 试纸和多孔膜 |
WO2005118254A1 (fr) * | 2004-06-03 | 2005-12-15 | Coltec Industrial Products Llc | Bande en ptfe multicouche multifonction et son procede de fabrication |
US8029563B2 (en) | 2004-11-29 | 2011-10-04 | Gore Enterprise Holdings, Inc. | Implantable devices with reduced needle puncture site leakage |
JP5097556B2 (ja) * | 2004-12-22 | 2012-12-12 | インテグリス・インコーポレーテッド | 多層多孔質膜および製造方法 |
MX2008001671A (es) * | 2005-08-03 | 2008-02-19 | Donaldson Co Inc | Membrana microporosa para destilacion instantanea. |
JP5220369B2 (ja) | 2007-09-04 | 2013-06-26 | 富士フイルム株式会社 | 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ |
US8637144B2 (en) * | 2007-10-04 | 2014-01-28 | W. L. Gore & Associates, Inc. | Expandable TFE copolymers, method of making, and porous, expended articles thereof |
US9650479B2 (en) | 2007-10-04 | 2017-05-16 | W. L. Gore & Associates, Inc. | Dense articles formed from tetrafluoroethylene core shell copolymers and methods of making the same |
US9040646B2 (en) | 2007-10-04 | 2015-05-26 | W. L. Gore & Associates, Inc. | Expandable TFE copolymers, methods of making, and porous, expanded articles thereof |
JP2009197147A (ja) * | 2008-02-22 | 2009-09-03 | Kurabe Ind Co Ltd | 微細層構造を有するptfe多孔体及びその製造方法 |
JP5658860B2 (ja) * | 2008-05-12 | 2015-01-28 | 日東電工株式会社 | ポリテトラフルオロエチレン多孔質膜およびその製造方法ならびに濾材 |
US8075675B2 (en) * | 2008-06-12 | 2011-12-13 | Serveron Corporation | Apparatus and method for extracting gas from liquid |
US20100086767A1 (en) * | 2008-10-06 | 2010-04-08 | General Electric Company | Processes For Producing Multilayer Polytetrafluoroethylene Articles And Articles Formed Therefrom |
JP4944864B2 (ja) * | 2008-11-04 | 2012-06-06 | 日東電工株式会社 | ポリテトラフルオロエチレン多孔質膜およびその製造方法ならびに防水通気フィルタ |
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US9944044B2 (en) | 2010-05-06 | 2018-04-17 | W. L. Gore & Associates, Inc. | Contamination resistant air permeable fabric laminate and garments made therefrom |
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JP2012176361A (ja) * | 2011-02-25 | 2012-09-13 | Sumitomo Electric Fine Polymer Inc | 多孔質複層フィルター |
JP2012206113A (ja) * | 2011-03-16 | 2012-10-25 | Fujifilm Corp | 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ |
US20140196840A1 (en) * | 2011-07-05 | 2014-07-17 | Nitto Denko Corporation | Method for producing porous polytetrafluoroethylene membrane |
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JP6069221B2 (ja) * | 2011-12-05 | 2017-02-01 | 住友電工ファインポリマー株式会社 | ポリテトラフルオロエチレン製多孔質樹脂膜、ポリテトラフルオロエチレン製多孔質樹脂膜複合体、及び分離膜エレメント |
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CN102961976B (zh) * | 2012-12-14 | 2015-09-23 | 国家海洋局天津海水淡化与综合利用研究所 | 聚四氟乙烯中空纤维多孔膜及其制备方法 |
US9573339B2 (en) | 2013-01-18 | 2017-02-21 | W. L. Gore & Associates, Inc. | Low gloss, air permeable, abrasion resistant, printable laminate containing an asymmetric membrane and articles made therefrom |
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US9814560B2 (en) | 2013-12-05 | 2017-11-14 | W. L. Gore & Associates, Inc. | Tapered implantable device and methods for making such devices |
US9644054B2 (en) | 2014-12-19 | 2017-05-09 | W. L. Gore & Associates, Inc. | Dense articles formed from tetrafluoroethylene core shell copolymers and methods of making the same |
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US10357385B2 (en) | 2015-06-05 | 2019-07-23 | W. L. Gore & Associates, Inc. | Low bleed implantable prosthesis with a taper |
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KR102218062B1 (ko) | 2018-10-18 | 2021-02-19 | 주식회사 엘지화학 | 불소계 수지 다공성 막 및 이의 제조방법 |
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JP2023061322A (ja) * | 2021-10-19 | 2023-05-01 | 株式会社オートネットワーク技術研究所 | 導体被覆材料、電線、及び導体被覆材料の製造方法 |
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CN114181481B (zh) * | 2021-11-23 | 2023-05-16 | 山东东岳高分子材料有限公司 | 一种用于制备多层ptfe复合膨体板材料的筛选方法、应用、膨体板及其制备方法 |
CN116212665A (zh) * | 2023-03-23 | 2023-06-06 | 山东大学 | 一种聚四氟乙烯微孔膜及其功能化制备工艺 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4096227A (en) * | 1973-07-03 | 1978-06-20 | W. L. Gore & Associates, Inc. | Process for producing filled porous PTFE products |
US4082893A (en) * | 1975-12-24 | 1978-04-04 | Sumitomo Electric Industries, Ltd. | Porous polytetrafluoroethylene tubings and process of producing them |
US4208745A (en) * | 1976-01-21 | 1980-06-24 | Sumitomo Electric Industries, Ltd. | Vascular prostheses composed of polytetrafluoroethylene and process for their production |
JPS603842B2 (ja) * | 1976-09-03 | 1985-01-31 | 住友電気工業株式会社 | 非対称孔径薄膜材料とその製造方法 |
US4385093A (en) * | 1980-11-06 | 1983-05-24 | W. L. Gore & Associates, Inc. | Multi-component, highly porous, high strength PTFE article and method for manufacturing same |
US4596837A (en) * | 1982-02-22 | 1986-06-24 | Daikin Industries Ltd. | Semisintered polytetrafluoroethylene article and production thereof |
US4478898A (en) * | 1982-06-04 | 1984-10-23 | Junkosha Co., Ltd. | Laminated porous polytetrafluoroethylene tube and its process of manufacture |
JPS6116840A (ja) * | 1984-07-04 | 1986-01-24 | Nippon Valqua Ind Ltd | ポリテトラフルオロエチレン製多孔質膜の製造方法 |
US4816339A (en) * | 1987-04-28 | 1989-03-28 | Baxter International Inc. | Multi-layered poly(tetrafluoroethylene)/elastomer materials useful for in vivo implantation |
US4961891A (en) * | 1988-10-04 | 1990-10-09 | Garlock, Inc. | Method of making high compressibility gasket material |
US4882113A (en) * | 1989-01-26 | 1989-11-21 | Baxter International Inc. | Heterogeneous elastomeric compositions containing a fluoroelastomer and PTFE and methods for manufacturing said compositions |
KR0150642B1 (ko) * | 1989-12-07 | 1998-10-01 | 야마다 미노루 | 다층 폴리테트라플루오로에틸렌 다공성 막의 제조방법 및 반소결된 폴리테트라플루오로에틸렌 다층 구조물 |
-
1989
- 1989-12-07 JP JP1320273A patent/JPH078926B2/ja not_active Expired - Fee Related
-
1990
- 1990-12-06 AU AU67846/90A patent/AU623068B2/en not_active Ceased
- 1990-12-06 PL PL90288123A patent/PL165872B1/pl unknown
- 1990-12-06 ES ES90123478T patent/ES2075123T3/es not_active Expired - Lifetime
- 1990-12-06 EP EP90123478A patent/EP0433787B1/fr not_active Expired - Lifetime
- 1990-12-06 DE DE69019694T patent/DE69019694T2/de not_active Expired - Fee Related
- 1990-12-06 RU SU904894073A patent/RU2045328C1/ru active
- 1990-12-06 US US07/622,899 patent/US5064593A/en not_active Expired - Lifetime
- 1990-12-07 CN CN90109725A patent/CN1030690C/zh not_active Expired - Fee Related
- 1990-12-07 BR BR909006236A patent/BR9006236A/pt unknown
- 1990-12-07 CA CA002031827A patent/CA2031827C/fr not_active Expired - Lifetime
- 1990-12-07 KR KR1019900020071A patent/KR0150640B1/ko not_active IP Right Cessation
Non-Patent Citations (4)
Title |
---|
1. Заявка Японии N А-54-97686, опубл. 1979. * |
2. Патент Японии N В-63-48562, опубл. 1988. * |
3. Патент Японии N В-55-22504, опубл. 1980. * |
4. Заявка Японии N А-57-131236, опубл. 1982. * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6218000B1 (en) | 1995-12-01 | 2001-04-17 | Christiane Rudolf | Microporous polytetrafluoroethylene (PTFE) bodies with filler |
US6127486A (en) * | 1996-09-19 | 2000-10-03 | W. L. Gore & Associates, Gmbh | Co-continuous blend of a fluoropolymer and a thermoplastic and method |
RU2470701C2 (ru) * | 2007-08-24 | 2012-12-27 | Вламсе Инстеллинг Вор Технологис Ондерзук (Вито) | Полимерные мембраны с наполнителем, применение и способ производства |
RU2786882C1 (ru) * | 2020-11-05 | 2022-12-26 | Чайна Сри Годжес Корпорейшн | Способ повышения прочности мембраны на основе политетрафторэтилена (птфэ) посредством высокотемпературной микроэвтектики под высоким линейным давлением |
RU2816853C1 (ru) * | 2020-11-05 | 2024-04-05 | Чайна Сри Годжес Корпорейшн | Способ активации поверхности мембраны на основе птфэ на наноглубине |
Also Published As
Publication number | Publication date |
---|---|
DE69019694T2 (de) | 1995-09-21 |
DE69019694D1 (de) | 1995-06-29 |
AU623068B2 (en) | 1992-04-30 |
CA2031827C (fr) | 2002-09-03 |
US5064593A (en) | 1991-11-12 |
CA2031827A1 (fr) | 1991-06-08 |
EP0433787B1 (fr) | 1995-05-24 |
JPH03179038A (ja) | 1991-08-05 |
PL165872B1 (pl) | 1995-02-28 |
BR9006236A (pt) | 1991-09-24 |
CN1052434A (zh) | 1991-06-26 |
KR910011458A (ko) | 1991-08-07 |
CN1030690C (zh) | 1996-01-17 |
AU6784690A (en) | 1991-06-13 |
EP0433787A1 (fr) | 1991-06-26 |
KR0150640B1 (ko) | 1998-10-01 |
ES2075123T3 (es) | 1995-10-01 |
PL288123A1 (en) | 1991-08-12 |
JPH078926B2 (ja) | 1995-02-01 |
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